Acetic acid 2-[(3R,3aR,5aR,9S,12R,13aR,13bS)-3-((R)-1,5-dimethyl-hexyl)-11-hydroxy-9-methoxy-3a,6-dimethyl-hexadecahydro-cyclodeca[e]inden-12-yl]-ethyl ester 在
pyridinium chlorochromate 作用下,
以
二氯甲烷 为溶剂,
以98%的产率得到(3R,3aR,5aR,9S,12R,13aR,13bS)-3-((R)-1,5-Dimethyl-hexyl)-12-(2-hydroxy-ethyl)-9-methoxy-3a,6-dimethyl-hexadecahydro-cyclodeca[e]inden-11-one